[INFO] cloning repository https://github.com/omoleyeakinlade/Supplement_p2_9
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omoleyeakinlade/Supplement_p2_9" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomoleyeakinlade%2FSupplement_p2_9", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomoleyeakinlade%2FSupplement_p2_9'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7507693aa3ad3261b60372905c128d19e4325d3c
[INFO] testing omoleyeakinlade/Supplement_p2_9 against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomoleyeakinlade%2FSupplement_p2_9" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/omoleyeakinlade/Supplement_p2_9
[INFO] finished tweaking git repo https://github.com/omoleyeakinlade/Supplement_p2_9
[INFO] tweaked toml for git repo https://github.com/omoleyeakinlade/Supplement_p2_9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/omoleyeakinlade/Supplement_p2_9 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/omoleyeakinlade/Supplement_p2_9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eade5c1fbe4cdad5b7cee73e27dcb0fd997d9705af2294c5c6416478fda9b953
[INFO] running `Command { std: "docker" "start" "-a" "eade5c1fbe4cdad5b7cee73e27dcb0fd997d9705af2294c5c6416478fda9b953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eade5c1fbe4cdad5b7cee73e27dcb0fd997d9705af2294c5c6416478fda9b953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eade5c1fbe4cdad5b7cee73e27dcb0fd997d9705af2294c5c6416478fda9b953", kill_on_drop: false }`
[INFO] [stdout] eade5c1fbe4cdad5b7cee73e27dcb0fd997d9705af2294c5c6416478fda9b953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4baf60565e08066d18646cb04e3ad218bb009e549aa48ba3dc25587dbee7fcd
[INFO] running `Command { std: "docker" "start" "-a" "e4baf60565e08066d18646cb04e3ad218bb009e549aa48ba3dc25587dbee7fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling supplement_p2_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Serialize` for type `HashDatabase`
[INFO] [stdout]   --> src/lib.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |          --------- first implementation here
[INFO] [stdout] 42 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |          ^^^^^^^^^ conflicting implementation for `HashDatabase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Deserialize<'_>` for type `HashDatabase`
[INFO] [stdout]   --> src/lib.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |                     ----------- first implementation here
[INFO] [stdout] 42 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |                     ^^^^^^^^^^^ conflicting implementation for `HashDatabase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Default` for type `HashDatabase`
[INFO] [stdout]   --> src/lib.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |                                  ------- first implementation here
[INFO] [stdout] 42 | #[derive(Serialize, Deserialize, Default)]
[INFO] [stdout]    |                                  ^^^^^^^ conflicting implementation for `HashDatabase`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `supplement_p2_2` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e4baf60565e08066d18646cb04e3ad218bb009e549aa48ba3dc25587dbee7fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4baf60565e08066d18646cb04e3ad218bb009e549aa48ba3dc25587dbee7fcd", kill_on_drop: false }`
[INFO] [stdout] e4baf60565e08066d18646cb04e3ad218bb009e549aa48ba3dc25587dbee7fcd